import requests

url = 'https://cn.bing.com/dict/search?q=perform&go=%E6%90%9C%E7%B4%A2&qs=ds&form=Z9LH5'
data = {
    'IG': 'DE3E8AABDC1D4FA1A53C41195DA6981C',
    'IID': 'Dictionary.5092',
    'q': 'perform',
    'go': '搜索qs: ds',
    'form': 'Z9LH5'
}

response = requests.post(url, data=data)
print(response.text)